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21 lines
270 B
Go
21 lines
270 B
Go
package util
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type (
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Stringer struct {
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stringer func() string
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}
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)
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func NewStringer(stringer func() string) Stringer {
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return Stringer{
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stringer: stringer,
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}
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}
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func (s Stringer) String() string {
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if s.stringer == nil {
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return "nil"
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}
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return s.stringer()
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}
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